42-329-46523

PRODUCING Horizontal

CRAWFORD-WELCHEST 27A

MIDLAND County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

9,400 ft

First Permit

2023-10-20

Latest Activity

2023-10-20

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2024-10-05

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2024-10

Last Production

2026-07

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (10) Elevation 2,709 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,023 ft+1,686 ft
RUSTLER 1,623 ft+1,086 ft
YATES 2,603 ft+106 ft
SEVEN RIVERS 2,900 ft-191 ft
QUEEN 3,624 ft-915 ft
GRAYBURG 4,141 ft-1,432 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,236 ft-1,527 ft
CLEARFORK (Clear Fork)6,685 ft-3,976 ft
SPRABERRY 7,535 ft-4,826 ft
GLORIETA

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-329-46524 CRAWFORD-WELCHEST 27B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,023'Rustler 1,620'Yates 2,599'Seven Rivers 2,896'Queen 3,621'Grayburg 4,135'San Andres 4,238'Fusselman Ellenburger PRECAMBRIAN (UNDIFFERENTIATED) CAMBRIAN Atoka +2 more
42-329-46525 CRAWFORD-WELCHEST 27C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,023'Rustler 1,620'Yates 2,602'Seven Rivers 2,901'Queen 3,624'Grayburg 4,149'San Andres 4,254'Clear Fork 6,672'Spraberry 7,522'Glorieta
42-329-46526 CRAWFORD-WELCHEST 27D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,023'Rustler 1,622'Yates 2,600'Seven Rivers 2,898'Queen 3,621'Grayburg 4,146'San Andres 4,244'Clear Fork 6,669'Spraberry 7,522'Glorieta
42-329-46533 CRAWFORD-WELCHEST 27E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,023'Rustler 1,644'Yates 2,605'Seven Rivers 2,902'Queen 3,632'Grayburg 4,154'San Andres 4,261'Clear Fork 6,671'Spraberry 7,520'Glorieta
42-329-46534 CRAWFORD-WELCHEST 27F · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,023'Rustler 1,655'Yates 2,612'Seven Rivers 2,930'Queen 3,635'Grayburg 4,151'San Andres 4,257'Clear Fork 6,668'Spraberry 7,521'Glorieta
42-329-46033 CRAWFORD 27O · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,025'Rustler 1,644'Yates 2,611'Seven Rivers 2,896'Queen 3,630'Grayburg 4,158'San Andres 4,261'Clear Fork 6,683'Spraberry 7,532'Glorieta
42-329-46032 CRAWFORD 27N · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,025'Rustler 1,649'Yates 2,614'Seven Rivers 2,906'Queen 3,639'Grayburg 4,163'San Andres 4,251'Clear Fork 6,693'Spraberry 7,535'Glorieta
42-329-46031 CRAWFORD 27M · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,025'Santa Rosa 1,026'Rustler 1,651'Yates 2,607'Seven Rivers 2,908'Queen 3,636'Grayburg 4,161'San Andres 4,263'Clear Fork 6,699'Spraberry 7,541'Glorieta Rustler +7 more

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
8,336–22,517 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,528 ft1,565 sx
9.625"6,749 ft1,197 sx
5.5"22,542 ft1,242 sx

Permit History (1)

Applications (1)

#893299 A PIONEER NATURAL RES. USA, INC.
received 2023-08-29

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 2025-01-29
W-2/G-1 2024-10-15 log on file

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

Lat 31.907940
Lon -101.966804

Well Details

Well Number
1H
Max Depth
9,400 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2024-10-05

Operator

Location
Y SPRING
P-5 Status
Active (filed 2025-08-01)
Cum Oil (all leases)
1,771,882,421 bbl
Cum Gas (all leases)
1,763,727,021 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
15,399